Linux · Amazon Linux · Security advisory · May 11, 2026

ALAS2023-2026-1660: Security update for 3 packages

ALAS2023-2026-1660, released May 11, 2026, fixes 8 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
8
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0063
50th percentile

Priority of the 8 CVEs

Patch now 0 Urgent 1 High 5 Routine 2

Fixed package versions

ProductReleaseFixed in
oci-add-hooksamzn 20230-0.1.20200504git268e3bb.amzn2023.0.10
oci-add-hooks-debuginfoamzn 20230-0.1.20200504git268e3bb.amzn2023.0.10
oci-add-hooks-debugsourceamzn 20230-0.1.20200504git268e3bb.amzn2023.0.10

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Urgent CVE-2026-27143 Missing bound checks can lead to memory corruption in safe Go in cmd/compile9.8 0.0055 None reported
High CVE-2026-32283 Unauthenticated TLS 1.3 KeyUpdate record can cause persistent connection retention and DoS in crypto/tls9.1 0.0063 None reported
High CVE-2026-32280 Unexpected work during chain building in crypto/x5099.1 0.0063 None reported
High CVE-2026-32281 Inefficient policy validation in crypto/x5099.1 0.0036 None reported
High CVE-2026-32282 TOCTOU permits root escape on Linux via Root.Chmod in os in internal/syscall/unix9.1 0.0030 None reported
High CVE-2026-27144 Miscompilation allows memory corruption via CONVNOP-wrapped array copy in cmd/compile9.0 0.0027 None reported
Routine CVE-2026-32289 JsBraceDepth Context Tracking Bugs (XSS) in html/template6.1 0.0030 None reported
Routine CVE-2026-32288 Unbounded allocation for old GNU sparse in archive/tar5.5 0.0030 None reported
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